Haydn was 40 years old when he composed the opus 20 quartets, the third set of quartets Haydn wrote at Eszterháza. The set became known as the "Sun" quartets, because of the picture of a rising sun that graced the cover of an early edition.
Franz Josef Haydn (1732-1809)
String Quartets, Op. 20
no. 1. Quartet in E♭ major, Hob.III:31
no. 2. Quartet in C major, Hob.III:32
no. 3. Quartet in G minor, Hob.III:33
no. 4. Quartet in D major, Hob.III:34
no. 5. Quartet in F minor, Hob.III:35
no. 6. Quartet in A major, Hob.III:36
The Aeolian String Quartet:
Emanuel Hurwitz & Raymond Keenlyside - Violins
Margaret Major - Viola
Derek Simpson - Cello
Tracks from Disks 1-3 of "Joseph Haydn, Aeolian String Quartet – Haydn String Quartets Volume 6 [Op.20 & Op.64]"